CG6263AM 参数 Datasheet PDF下载

PRELIMINARY

Switching Waveforms

(continued)

Write Cycle 1 (WE Controlled)

CG6263AM

t

WC

ADDRESS

t

SCE

CE

t

AW

t

SA

WE

t

HA

t

PWE

BHE

/

BLE

t

BW

OE

t

SD

DATA I/O

DON’T CARE

t

HD

VALID DATA

t

HZOE

Write Cycle 2 (CE Controlled)

t

WC

ADDRESS

t

SCE

CE

t

SA

t

AW

t

PWE

WE

t

BW

t

HA

BHE/BLE

OE

t

SD

DATA I/O

DON’T CARE

t

HD

VALID DATA

t

HZOE

Notes:

17. Data I/O is high impedance if OE = V

IH

.

18. If Chip Enable goes INACTIVE with WE = V

IH

, the output remains in a high-impedance state.

19. During the DON’T CARE period in the DATA I/O waveform, the I/Os are in output state and input signals should not be applied.

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